/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #2a9d8f;
    --primary-dark: #21867a;
    --primary-light: #3ab8a8;
    --accent: #e76f51;
    --bg: #0f1117;
    --bg-2: #161822;
    --bg-3: #1e2130;
    --surface: #1e2130;
    --surface-hover: #272b3d;
    --text: #e8e8ec;
    --text-dim: #9ca3af;
    --text-muted: #6b7280;
    --border: rgba(255,255,255,0.08);
    --glass: rgba(30,33,48,0.75);
    --glass-border: rgba(255,255,255,0.1);
    --shadow: 0 8px 32px rgba(0,0,0,0.4);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

html {
    font-size: 14px;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* Animated bg gradient */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 20% 50%, rgba(42,157,143,0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 20%, rgba(231,111,81,0.04) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
    animation: bgFloat 20s ease-in-out infinite;
}

@keyframes bgFloat {
    0%, 100% { transform: translate(0,0); }
    50% { transform: translate(-3%, 2%); }
}

.screen {
    position: relative;
    z-index: 1;
}

/* ===== GLASS ===== */
.glass {
    background: var(--glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.glass-sm {
    background: rgba(30,33,48,0.5);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
}

/* ===== LOGIN ===== */
#login-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-card {
    width: 100%;
    max-width: 420px;
    padding: 48px 40px;
    animation: fadeUp 0.6s ease;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.login-logo {
    text-align: center;
    margin-bottom: 36px;
}

.logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: rgba(42,157,143,0.12);
    margin-bottom: 16px;
}

.login-logo h1 {
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-logo .subtitle {
    color: var(--text-dim);
    margin-top: 6px;
    font-size: 0.92rem;
}

.input-group {
    margin-bottom: 18px;
}

.input-group label {
    display: block;
    font-weight: 500;
    font-size: 0.85rem;
    color: var(--text-dim);
    margin-bottom: 6px;
}

.input-group input,
.input-group textarea,
.filter-input {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: var(--font);
    font-size: 0.92rem;
    transition: var(--transition);
    outline: none;
}

.input-group input:focus,
.input-group textarea:focus,
.filter-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(42,157,143,0.15);
}

.error-msg {
    color: var(--accent);
    text-align: center;
    margin-top: 12px;
    font-size: 0.85rem;
}

/* ===== BUTTONS ===== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 12px 20px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(42,157,143,0.3);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(42,157,143,0.08);
}

.btn-ghost {
    background: none;
    border: none;
    color: var(--text-dim);
    font-family: var(--font);
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
}

.btn-ghost:hover {
    color: var(--accent);
    background: rgba(231,111,81,0.08);
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-dim);
    cursor: pointer;
    transition: var(--transition);
}

.btn-icon:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(42,157,143,0.1);
}

.btn-close {
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    transition: var(--transition);
}

.btn-close:hover {
    color: var(--accent);
}

/* ===== TOP BAR ===== */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 32px;
    border-bottom: 1px solid var(--border);
    background: rgba(15,17,23,0.8);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.topbar-left h2 {
    font-size: 1.15rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* ===== FILTERS ===== */
.filters-bar {
    display: flex;
    align-items: flex-end;
    gap: 20px;
    padding: 20px 32px;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.filter-group label {
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.filter-group .filter-input {
    width: 180px;
    padding: 8px 12px;
    font-size: 0.85rem;
}

select.filter-input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 30px;
}

.stats-bar {
    display: flex;
    gap: 12px;
    margin-left: auto;
}

.stat-card {
    display: flex;
    flex-direction: column;
    padding: 10px 18px;
    min-width: 100px;
    text-align: center;
}

.stat-label {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 2px;
}

.stat-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
}

.stat-value.accent {
    color: var(--primary);
}

/* ===== TABLE ===== */
.table-wrapper {
    padding: 0 32px 40px;
    overflow-x: auto;
}

#trips-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-top: 8px;
}

#trips-table thead th {
    padding: 12px 14px;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 57px;
    background: var(--bg);
    z-index: 10;
}

#trips-table tbody tr {
    transition: var(--transition);
    animation: fadeRow 0.3s ease;
    cursor: default;
}

@keyframes fadeRow {
    from { opacity: 0; transform: translateX(-8px); }
    to   { opacity: 1; transform: translateX(0); }
}

#trips-table tbody tr:hover {
    background: var(--surface-hover);
}

#trips-table tbody td {
    padding: 14px;
    font-size: 0.88rem;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.trip-date {
    font-weight: 600;
    color: var(--text);
    white-space: nowrap;
}

.trip-time {
    color: var(--text-dim);
    font-size: 0.82rem;
    white-space: nowrap;
}

.trip-dist {
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

/* BADGE */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.badge-business {
    background: rgba(42,157,143,0.15);
    color: var(--primary-light);
}

.badge-personal {
    background: rgba(231,111,81,0.12);
    color: var(--accent);
}

.trip-comment {
    color: var(--text-dim);
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.82rem;
}

/* ===== EMPTY STATE ===== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state p {
    margin-top: 16px;
    font-size: 1rem;
}

/* ===== MODAL ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal {
    width: 100%;
    max-width: 520px;
    padding: 32px;
    animation: scaleUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes scaleUp {
    from { opacity: 0; transform: scale(0.92); }
    to   { opacity: 1; transform: scale(1); }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.modal-header h3 {
    font-size: 1.2rem;
    font-weight: 700;
}

.modal-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.modal-grid .full-width {
    grid-column: 1 / -1;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 28px;
}

.modal-footer .btn-primary {
    width: auto;
    padding: 10px 28px;
}

/* TOGGLE GROUP */
.toggle-group {
    display: flex;
    gap: 8px;
}

.toggle-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 12px;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-dim);
    font-family: var(--font);
    font-size: 0.88rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.toggle-btn:hover {
    border-color: var(--primary);
}

.toggle-btn.active {
    background: rgba(42,157,143,0.12);
    border-color: var(--primary);
    color: var(--primary);
}

/* ===== LOADING SPINNER ===== */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255,255,255,0.2);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .topbar {
        padding: 12px 16px;
    }
    .filters-bar {
        padding: 16px;
        flex-direction: column;
        align-items: stretch;
    }
    .filter-group .filter-input {
        width: 100%;
    }
    .stats-bar {
        margin-left: 0;
        flex-wrap: wrap;
    }
    .table-wrapper {
        padding: 0 16px 20px;
    }
    .modal {
        margin: 16px;
        padding: 24px;
    }
    .modal-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.12);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255,255,255,0.2);
}